The is a code injection vulnerability in versions of Rails prior to 5.0.1 that wouldallow an attacker who controlled the locals argument of a render call to perform a RCE.
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Score elevated to 9.0 because EPSS predicts 91% probability of exploitation within the next 30 days (top 0.3% of all CVEs). NVD baseline CVSS 8.8 retained for reference. Confidence: see factors.
The is a code injection vulnerability in versions of Rails prior to 5.0.1 that wouldallow an attacker who controlled the locals argument of a render call to perform a RCE.
July 2, 2020
November 21, 2024
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| actionview | 4.1.0 ... 4.2.9.rc2 (78 versions) | 4.2.11.3 | — |
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.
Working exploit code is in the public domain (2 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
Rails 5.0.1 - Remote Code Execution
Open source ↗Enviroment and exploit to rce test
Open source ↗CVE-2020-8163 - Remote code execution of user-provided local names in Rails
Open source ↗Ruby on Rails <5.0.1 - Remote Code Execution
Open source ↗See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-8163
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CWE-94